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| NTE984 Integrated Circuit TV Video IF System Description: The NTE984 is a monolithic integrated circuit in a 16-Lead DIP type package designed to perform IF amplification, video detection, and video-amplifier functions in color and monochrome TV receivers. Features: D Improved AGC, Fast Response, Sample and Hold Keyed D High Gain Wideband IF Amplifiers D Delayed AGC Output for Tuner D Gain Reduction with Excellent Stability D Linear Video Detector D Video Amplifier D Low Noise D Internal Shunt Regulator D For Color of Monochrome Absolute Maximum Ratings: DC Supply Voltage: Between Pin15 and Pin4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V Between 470 Connected to Pin12 and Pin14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35V DC Supply Current: At Pin15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20mA At Pin12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30mA Device Dissipation (TA +55C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750mW Derate Linearly Above +55C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.9mW/C Operating Ambient Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +85C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65 to +150C Lead Temperature (During Soldering, 1/16" 1/32" from case, 10sec max), TL . . . . . . . . . . . +265C Electrical Characteristics: (TA = +25C unless otherwise specified) Parameter Operating Supply Voltage Supply Current Shunt Regulator Voltage Shunt Regulator Current Tuner AGC High Voltage Tuner AGC Low Voltage AGC Current AGC Peak Current Symbol V15 I15 V12 I12 V10 V10 I2 I2 Non-Keyed Keyed Source Current Keyed Sink Current Horizontal Key Input Video Output High Voltage Video Output Low Voltage Sensitivity Voltage Noise Chroma AFT Drive Distortion Delay Voltage 50kHz, 80% Modulated, Sync Tip Equiv. 30mVrms Through 15k connected to Pin7, Note 2 45.75MHz, 10mV; 42.17MHz, 3mV V16 V16 V16 Through 100k connected to Pin1 At Zero Carrier At 30mV Input At 400V Input V12 = 10.5V Note 1 Test Conditions Min 12.0 3 10.9 6 18.5 0.3 80 0.7 150 25 7 0.9 0.9 - 0.7 35 - 0 Typ - - - - - - - - - - - - - - - - - - Max 14.2 15 13.0 20 21.0 1.3 500 3.0 680 35 10 2.0 5.0 12 1.6 85 10 V15 Unit V mA V mA V V A mA A V V V V mVrms Vrms mVrms % V Note 1 V15 Min should be at least 0.6V above Terminal 12 potential. Lower voltage may cause some "white" compression. Note 2 Zero voltage corresponds to maximum delay at signal input + 30mV(RMS). Pin Connection Diagram Key Pulse Input 1 AGC Filter 2 A1 Input 3 GND 4 Clamp Capacitor 5 A1 Output/A2 Input 6 AGC Delay 7 IF AGC Bias 8 16 Video Output 15 (+) VS 2 14 Substrate 13 Detector Bias 12 (+) VS 1 Shunt Reg 11 A3 Input and Detector 10 Tuner AGC 9 A2 Output 16 9 .260 (6.6) Max 1 8 .785 (19.9) Max .300 (7.62) .200 (5.08) Max .245 (6.22) Min .100 (2.54) .700 (17.7) |
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